Finding the Fourth Proportional to 92,766,610.98, 139,126,924.08 and 31,354,406.28
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Solution
The fourth proportional to 92,766,610.98, 139,126,924.08 and 31,354,406.28 is: 47,023,838.17
Step by Step Solution
- Step 1: Write the proportion equation
92,766,610.98 : 139,126,924.08 = 31,354,406.28 : x - Step 2: Convert to fraction form
92,766,610.98/139,126,924.08 = 31,354,406.28/x - Step 3: Cross multiply
92,766,610.98x = 139,126,924.08 × 31,354,406.28 - Step 4: Simplify right side
92,766,610.98x = 4,362,242,102,091,036 - Step 5: Solve for x
x = 4,362,242,102,091,036/92,766,610.98 - Step 6: Final answer
x = 47,023,838.17
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.